{"cve":"CVE-2025-68383","nvd":{"published":"2025-12-18T22:16:02.387","modified":"2026-06-17T09:59:02.263","status":"Analyzed","description":"Improper Validation of Specified Index, Position, or Offset in Input (CWE-1285) in Filebeat Syslog parser and the Libbeat Dissect processor can allow a user to trigger a Buffer Overflow (CAPEC-100) and cause a denial of service (panic/crash) of the Filebeat process via either a malformed Syslog message or a malicious tokenizer pattern in the Dissect configuration.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":6.5},"cwes":["CWE-1284"],"references":["https://discuss.elastic.co/t/filebeat-8-19-9-9-1-9-and-9-2-3-security-update-esa-2025-32/384180"],"products":["elastic:filebeat"],"source":"nvd","synced_at":"2026-10-19T22:17:07.138532058+00:00"},"epss":{"cve":"CVE-2025-68383","score":0.00191,"percentile":0.08773,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-2mj3-6grc-px38","url":"https://osv.dev/vulnerability/GHSA-2mj3-6grc-px38","summary":"Filebeat Beats has Buffer Overflow via Malformed Syslog Message or Malicious Tokenizer Pattern in Dissect Configuration","modified":"2026-09-10T03:50:31.294125666Z","packages":[{"ecosystem":"Go","name":"github.com/elastic/beats/v7","purl":"pkg:golang/github.com/elastic/beats/v7","ranges":[">=7.7.0 <8.19.9"],"fixed":["8.19.9"]},{"ecosystem":"Go","name":"github.com/elastic/beats/v7","purl":"pkg:golang/github.com/elastic/beats/v7","ranges":[">=9.0.0 <9.1.9"],"fixed":["9.1.9"]},{"ecosystem":"Go","name":"github.com/elastic/beats/v7","purl":"pkg:golang/github.com/elastic/beats/v7","ranges":[">=9.2.0 <9.2.3"],"fixed":["9.2.3"]},{"ecosystem":"Go","name":"github.com/elastic/beats/v7","purl":"pkg:golang/github.com/elastic/beats/v7","ranges":["<7.0.0-alpha2.0.20251204214633-dd3af18220bf"],"fixed":["7.0.0-alpha2.0.20251204214633-dd3af18220bf"]},{"ecosystem":"Go","name":"github.com/elastic/beats","purl":"pkg:golang/github.com/elastic/beats","ranges":["<=7.6.2"],"fixed":[]}]},{"id":"GO-2025-4252","url":"https://osv.dev/vulnerability/GO-2025-4252","summary":"Buffer Overflow via Malformed Syslog Message or Malicious Tokenizer Pattern in github.com/elastic/beats","modified":"2026-02-04T04:17:47.631039Z","packages":[{"ecosystem":"Go","name":"github.com/elastic/beats","purl":"pkg:golang/github.com/elastic/beats","ranges":["all versions"],"fixed":[]},{"ecosystem":"Go","name":"github.com/elastic/beats","purl":"pkg:golang/github.com/elastic/beats","ranges":["all versions"],"fixed":[]},{"ecosystem":"Go","name":"github.com/elastic/beats/v7","purl":"pkg:golang/github.com/elastic/beats/v7","ranges":["<7.0.0-alpha2.0.20251204214633-dd3af18220bf",">=7.7.0"],"fixed":["7.0.0-alpha2.0.20251204214633-dd3af18220bf"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}